package core;


public interface SemanticConstants {
	final String OP_UNARY_MINUS = "-";
	final String OP_UNARY_NOT = "NOT";
	final String OP_LOGICAL_AND = "AND";
	final String OP_LOGICAL_OR = "OR";
	final String OP_PLUS = "+";
	final String OP_MINUS = "-";
	final String OP_TIMES = "*";
	final String OP_DIV = "/";
	final String OP_DIVISION = "DIV";
	final String OP_MOD = "MOD";
	final String REL_EQ = "==";
	final String REL_LE = "<=";
	final String REL_LT = "<";
	final String REL_GT = ">";
	final String REL_GE = ">=";
	final String REL_NE = "<>";
	final String REL_IN = "IN";
	final String NULL = "null";
}
